Premium Stone Diamond Core Bits

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Quick Overview

  • Tube Length: 4”

  • Drilling Depth: 4"

  • Drilling Method: Wet.

  • Max RPM: 3,500

  • Application: Granite, Marble, Porcelain and Stone.

  • Equipment Types: Angle Grinder and Waterfed Polisher. 

Premium Stone Diamond Core Bits

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Availability: In stock

Item Number Size Seg.W. Seg.H. Arbor Price Qty
430100 1" 3.0mm 8mm 5/8in-11 Thread



430112 1-1/8" 3.0mm 8mm 5/8in-11 Thread



430125 1-1/4" 3.0mm 8mm 5/8in-11 Thread



430150 1-1/2" 3.5mm 8mm 5/8in-11 Thread



430175 1-3/4" 4.0mm 8mm 5/8in-11 Thread



430200 2" 4.0mm 8mm 5/8in-11 Thread



430250 2-1/2" 4.0mm 8mm 5/8in-11 Thread





The Gila Tools Premium Stone Diamond Core Bits are specially formulated with premium quality segments that provide a smooth and clean cut in granite, marble, stone, tile, porcelain and similar materials. Full range of sizes for virtually any job.


  • Intended for drilling on granite, marble, stone, tile, porcelain and similar materials
  • Available in different sizes
  • Ideal for Angle Grinder and Waterfed Polisher with Max RPM 12,000 on dry or wet.
  • Designed for the professional contractor




Gila Diamond Products Warranty pertaining to all Diamond Cutting Tools and Carbide Blades

All Gila Diamond Products are engineered and manufactured to the highest of standards. Your satisfaction is a dominant consideration.  All Gila Diamond Products are warranted to be free from defects in material and/or workmanship, provided that the tools are properly maintained and there is no evidence of abuse or misuse.


  • In the event of failure or malfunction, return the product, properly packaged and postage prepaid, to Gila Diamond Products. You may also contact Gila Diamond Products at (888) 850-0889 for instructions on returns and technical advice.

  • Gila Diamond Products assumes no liability for defects or damage caused by abuse or misuse of any product or unauthorized service of any product. The product must have been used for its recommended purpose and not modified by sharpening or other changes. Normal wear and tear is not covered under Gila Diamond Products warranties.


For proper size, seg width, seg height and arbor, view product table

  • Arbor Size:  5/8in-11 Thread
  • Sizes:   1"-2-1/2"
  • Material Cut:  Granite, Marble, Porcelain and Stone
  • Tube Length: 4"





Works with the following Manufacturer Models:


Bosch: 1375A, 1380SLIM, 1380SLIM-K, 1800, 1810PS, 1810PSD, 1801, 1811PS, 1811PSD, 1803EVS, 1821, 1821D, 1853-5, 1772-6, 1873-8, 1873-8D, 1974-8, 1974-8D


Makita: 4101RH, 9564CV, 9564P, GA4030K, GA4530, GA4534, 9015A, 9005B, 9558PB, 9565CV, 9565PC, GA5010Z, GA5020, GA5020Y, GA7001L, GA7011C, GA7020, GA7021, GA7031Y, GA7040S, 4114, 4101RH, PW5001C


Dewalt: DWE4011, D28402N, D28112, D28110, D28402, D28402K, DW802G, D28402W, D28114, D28114N, D28131, D28065, D28065N, D28115, D28115N, DW831, DW840, DW831, DWE4517, DWE4557, DWE4597N, DWE4597, D28499X, D28497


Milwaukee: 6146-33, 6147-30, 6147-31, 6121-31, 6117-33D, 6121-31A, 6117-30, 6117-31, 6088-31, 6089-30, 6089-31, 6088-30


Ridgid: R1005, R1020


Metabo: 6.00270.42, 6.00270.00, 6.06696.42, 6.06696.00, 6.06701.42,6.00259.42, 6.00259.85, 6.00264.42, 6.00264.00, 6.00263.42, 6.01101.42, 6.00274.42, 6.02131.42, 6.00281.42, 6.00281.00, 6.00292.42, 6.00269.42, 6.00304.42, 6.00166.42, 6.00322.42, 6.00279.42, 6.06711.42, 6.00267.42, 6.00268.42, 6.06250.42, 6.06418.42, 6.06445.42, 6.02170.86, 6.02170.52, 601119520, 602050420


Hitachi: G12SA3, G12SE2, G12SE2P9, G12SN, G12SR3, G12SS, G12VA, G13SC2, G13SC2P9, G13SN, G13SP, G13VA, G18DL, G18MR, G18MRP9, G18SCY, G18SR, G18SS, CM5SB, CM4SB2


Ryobi: AG452K, AG402, AG700


Craftsman: 24544, 26438, 24543


Skil: 9296-01, 9295-01


MK Diamond:  MK-L1506VR


Damo: DWP-1257


Alpha: AWP-158